               "#ffff8d"
               "#ffff00"
               "#ffea00"
-              "#ffd600"
-              "#fff8e1"
+              "#ffd600"}}
+
+   ;; https://material.io/design/color/the-color-system.html#tools-for-picking-colors
+   {:name "Material Design (Amber)"
+    :id #uuid "00000000-0000-0000-0000-000000000019"
+    :type :builtin
+    :created-at 19
+    :colors #{"#fff8e1"
               "#ffecb3"
               "#ffe082"
               "#ffd54f"

            [uxbox.util.data :refer (index-by)]))

(def collections-list
  [{:name "Grays"
    :id #uuid "00000000-0000-0000-0000-000000000001"
    :created-at 1
    :type :builtin
    :colors #{"#D3D3D3"
              "#C0C0C0"
              "#A9A9A9"
              "#DCDCDC"
              "#808080"
              "#696969"
              "#000000"}}

   {:name "Silver"
    :id #uuid "00000000-0000-0000-0000-000000000002"
    :type :builtin
    :created-at 2
    :colors #{"#D3D3D3"
              "#C0C0C0"
              "#A9A9A9"
              "#808080"}}

   {:name "Blues"
    :id #uuid "00000000-0000-0000-0000-000000000003"
    :type :builtin
    :created-at 3
    :colors #{"#F0F8FF"
              "#E6E6FA"
              "#B0E0E6"

              "#b9f6ca"
              "#69f0ae"
              "#00e676"
              "#00c853"}}

   ;; https://material.io/design/color/the-color-system.html#tools-for-picking-colors
   {:name "Material Design (Light Green)"
    :id #uuid "00000000-0000-0000-0000-000000000016"
    :type :builtin
    :created-at 16
    :colors #{"#f1f8e9"
              "#dcedc8"
              "#c5e1a5"
              "#aed581"
